2007-07-30

Since at least some people helped me re-re-invent prompt after my last post, I thought I would remind people that PLT Scheme is the only production system in the world that provides delimited and (truly) composable continuations directly (and w/o loss of TCO properties). So here is the same fragment again:

It reminded of all the talk in the 1980s and 1990s that self-modifying code is bad. But look at the elegant assignment to control-state within its body. It's such a poem, I thought I'd share it with people since nobody else blogs here anywya.